1983 World Food Program
1983 Human Rights 35th Anniversary
1983 Safety at Sea
1983 World Communications Year
1982 Nature Conservation
1981 Volunteers Program
1982 Human Environment
1984 World Heritage
1984 World Food Day
400 postally used US stamps, including airmails!
Less than 60¢ per cover.
Neat variety of cork fancy cancels on early US issues.
The United Nations Conference on Trade and Development was established in 1964. Its purpose is to promote international trade between countries with different economic and social systems.